Update readme (#7755)

Removed my name from the readme as I have no association with this project anymore, and have not touched the Flatpak in ages. 

RIP LBRY.

Author: kcseb

README.md

@@ -66,7 +66,7 @@ _Note: If coming from a deb install, the directory structure is different and yo
 |                | Flatpak                                                           | Arch                                                                                      | Nixpkgs                                                                            | ARM/ARM64                                   |
 | -------------- | ----------------------------------------------------------------- | ----------------------------------------------------------------------------------------- | ---------------------------------------------------------------------------------- | ------------------------------------------- |
 | Latest Release | [FlatHub Page](https://flathub.org/apps/details/io.lbry.lbry-app) | [AUR Package](https://aur.archlinux.org/packages/lbry-desktop-bin/)                           | [Nixpkgs](https://search.nixos.org/packages?channel=unstable&show=lbry&query=lbry) | [Build Guide](https://lbry.tv/@LBRYarm:5)   |
-| Maintainers    | [@kcSeb](https://keybase.io/kcseb)                                | [@RubenKelevra](https://github.com/RubenKelevra)                                                        | [@Enderger](https://github.com/enderger)                                           | [@Madiator2011](https://github.com/kodxana) |
+| Maintainers    |             N/A                   | [@RubenKelevra](https://github.com/RubenKelevra)                                                        | [@Enderger](https://github.com/enderger)                                           | [@Madiator2011](https://github.com/kodxana) |
 
 ## Usage